Git - Migrate to new remote - #git #migrate

git-move-new-origin.bash

#!/usr/bin/env bash

: ' Move Git repository from an old remote to a new one

    '

# check if debug flag is set
if [ "${DEBUG}" = true ]; then

  set -x # enable print commands and their arguments as they are executed.
  export # show all declared variables (includes system variables)
  whoami # print current user

else

  # unset if flag is not set
  unset DEBUG

fi

# bash default parameters
set -o errexit  # make your script exit when a command fails
set -o pipefail # exit status of the last command that threw a non-zero exit code is returned
set -o nounset  # exit when your script tries to use undeclared variables

# check binaries
__GIT=$(which git)

# parameters
__repository_folder="${1:-}"
__git_new_remote="${2:-}"

# function
function __print_usage() {

  echo -e "Error!\n\nUsage is "${0}" <REPOSITORY_FOLDER> <NEW_REMOTE>"
  exit 1

}

# check parameters
if [ ! ${__repository_folder} ] || [ ! ${__git_new_remote} ]; then

  __print_usage

fi

# unshallow old origin
${__GIT} -C "${__repository_folder}" fetch --unshallow origin

# create new origin
${__GIT} -C "${__repository_folder}" remote add new-origin "${__git_new_remote}"

# push current content to new origin
${__GIT} -C "${__repository_folder}" push --all new-origin
${__GIT} -C "${__repository_folder}" push --tags new-origin

# remove old origin
${__GIT} -C "${__repository_folder}" remote rm origin

# rename new-origin to origin
${__GIT} -C "${__repository_folder}" remote rename new-origin origin